main.yml

name: Two Tracks for SPM pinning
on: [push]
permissions:
  contents: write
jobs:
  run-two-tracks:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout ggerganov/llama.cpp
        uses: actions/checkout@v4
        with: 
          repository: ggerganov/llama.cpp
          
      - name: Get current llama.cpp hash
        run: |
          echo "LLAMA_COMMIT_HASH=$( git rev-parse HEAD )" >> $GITHUB_ENV
          
      - name: Checkout main
        uses: actions/checkout@v4
        
      - name: Pinning SPM
        run: |
          export FROM='"https://github.com/ggerganov/llama.cpp/", branch: "master"'
          export TO='"https://github.com/ggerganov/llama.cpp/", revision: "${{ env.LLAMA_COMMIT_HASH }}"'
          sed -i -e "s|$FROM|$TO|" Package.swift
      
      - name: Push changes to pinned branch
        run: | 
          if git show-ref -q --heads pinned
          then
            git switch pinned
            git pull origin main:pinned
          else
            git switch -c pinned
          fi
          git config --global user.email "action@github.com"
          git config --global user.name "GitHub Action"
          git commit -am "pin Package.swift"
          git push -u -f origin pinned